<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
		<style type="text/css">
			* {margin: 0;padding: 0;}
			a:link {color: red;}
			a:visited {color: black;}
			a:hover {}
			.container {border: 1px blue solid;}
			.container:active {background-color: blue;color: white;}
		</style>
	</head>
	<body>
		
		<div class="container">
			<a href="###">连接</a>连接
		</div>
	</body>
</html>